... ,BS,ANSI,AS,AWWA 4)1.0/1.6Mpa Cast Iron Gate ValveCast Iron Gate Valve is widely used in water,sewage,fire-fighting ... water pipelines systems.1) Body: Ductile Iron/ Cast Iron (GGG45/50 ... )2) Stem/Spindle: AISI420/304/4313) Design Stanadrd: DIN,BS,EN,AS/NZ,ANSI,AWWA4) NRS Gate Valve: used ...